EP 4225140 A1 20230816 - IN-VIVO GLUCOSE SPECIFIC SENSOR
Title (en)
IN-VIVO GLUCOSE SPECIFIC SENSOR
Title (de)
GLUCOSESPEZIFISCHER IN-VIVO-SENSOR
Title (fr)
CAPTEUR SPÉCIFIQUE DU GLUCOSE IN VIVO
Publication
Application
Priority
- US 202063087566 P 20201005
- IB 2021058968 W 20210929
Abstract (en)
[origin: US2022104731A1] A glucose-specific sensor has a glucose limiting layer (GLL), an enzyme layer and an interference layer. The GLL comprises polyurethane with a molecular weight greater than 100,000 Daltons that is physically crosslinked with a water-soluble polymer having a molecular weight greater than 100,000 Daltons. The interference layer has a polymer formed from pyrrole, phenylenediamine (PDA), aminophenol, aniline, or combinations thereof. Methods for making a glucose-specific sensor include mixing a monomer with a solvent to form a monomer solution, applying the monomer solution to a substrate and electropolymerizing the monomer to form a polymer on the substrate. The polymer is an interference layer for the glucose-specific sensor. An enzyme layer is formed on the interference layer, and a glucose limiting layer is formed on the enzyme layer.
IPC 8 full level
A61B 5/145 (2006.01); A61B 5/1468 (2006.01); A61B 5/1486 (2006.01); A61B 5/155 (2006.01); C12Q 1/00 (2006.01); C12Q 1/26 (2006.01); C12Q 1/54 (2006.01); G01N 27/327 (2006.01)
CPC (source: EP US)
A61B 5/14503 (2013.01 - EP US); A61B 5/1451 (2013.01 - EP US); A61B 5/14532 (2013.01 - EP US); A61B 5/1486 (2013.01 - US); A61B 5/14865 (2013.01 - EP); A61B 5/7203 (2013.01 - EP); C12Q 1/002 (2013.01 - EP); C12Q 1/006 (2013.01 - EP); A61B 2562/125 (2013.01 - EP US); A61B 2562/164 (2013.01 - EP US); A61B 2562/227 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
US 2022104731 A1 20220407; CN 116490128 A 20230725; EP 4225140 A1 20230816; EP 4225140 A4 20241016; WO 2022074516 A1 20220414
DOCDB simple family (application)
US 202117449380 A 20210929; CN 202180071789 A 20210929; EP 21877091 A 20210929; IB 2021058968 W 20210929